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Ken Griffin

Ken Griffin Citadel Advisors

AUM $875B
1-Year Est. Return 40.91%
 

Ken Griffin founded Citadel, one of the world’s largest and most successful hedge funds. Starting his trading career from his Harvard dorm room at a young age, Griffin quickly developed a keen sense for markets and built Citadel into a global powerhouse with billions in assets under management. Known for his quantitative and technology-driven strategies, Griffin has also made headlines for significant philanthropic contributions, supporting causes in education, the arts, and public institutions. Over the years, he has earned recognition as one of the preeminent figures in modern finance.

This Fund
S&P 500
This Quarter Est. Return
+1.3%
1 Year Est. Return
+40.91%
3 Year Est. Return
+115.85%
5 Year Est. Return
+132.1%
10 Year Est. Return
+518.81%
AUM
$618B
AUM Growth
-$47.4B
Cap. Flow
-$19.5B
Cap. Flow %
-3.16%
Top 10 Hldgs %
21.78%
Holding
14,860
New
2,347
Increased
5,138
Reduced
5,286
Closed
2,003

Top Buys

Rank Stock Value
1
IVV icon
iShares Core S&P 500 ETF
IVV
+$2.72B
2
META icon
Meta Platforms (Facebook)
META
+$660M
3
MU icon
Micron Technology
MU
+$605M
4
MA icon
Mastercard
MA
+$497M
5
TSLA icon
Tesla
TSLA
+$495M

Top Sells

Rank Stock Value
1
AMZN icon
Amazon
AMZN
+$1.33B
2
V icon
Visa
V
+$1.26B
3
SPY icon
State Street SPDR S&P 500 ETF Trust
SPY
+$1.23B
4
LRCX icon
Lam Research
LRCX
+$699M
5
DIA icon
State Street SPDR Dow Jones Industrial Average ETF Trust
DIA
+$681M

Sector Composition

Rank Sector Weight
1 Technology 4.49%
2 Healthcare 2.99%
3 Financials 2.85%
4 Industrials 2.56%
5 Consumer Discretionary 2.23%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
EPI icon
8726
PUT
WisdomTree India Earnings Fund ETF
EPI
$2.02B
$620K ﹤0.01%
+15,200
New +$672K
SPH icon
8727
Suburban Propane Partners
SPH
$1.17B
$620K ﹤0.01%
31,496
-24,916
-44% -$497K
EMB icon
8728
CALL
iShares JPMorgan USD Emerging Markets Bond ETF
EMB
$14.7B
$620K ﹤0.01%
6,600
-700
-10% -$67.3K
ENZL icon
8729
iShares MSCI New Zealand ETF
ENZL
$82.4M
$619K ﹤0.01%
+14,525
New +$665K
IHF icon
8730
CALL
iShares US Healthcare Providers ETF
IHF
$1.23B
$619K ﹤0.01%
14,800
+800
+6% +$36.7K
TWIN icon
8731
Twin Disc
TWIN
$360M
$619K ﹤0.01%
41,059
+20,630
+101% +$349K
LPX icon
8732
PUT
Louisiana-Pacific
LPX
$4.98B
$618K ﹤0.01%
8,500
-15,800
-65% -$1.33M
CVLG icon
8733
Covenant Logistics
CVLG
$864M
$618K ﹤0.01%
22,773
-33,324
-59% -$895K
STRO icon
8734
PUT
Sutro Biopharma
STRO
$365M
$618K ﹤0.01%
+24,800
New +$448K
AMC icon
8735
PUT
AMC Entertainment Holdings
AMC
$2.12B
$617K ﹤0.01%
629,800
-1,304,300
-67% -$1.68M
TS icon
8736
CALL
Tenaris
TS
$26.7B
$617K ﹤0.01%
10,600
+200
+2% +$9.85K
ROKT icon
8737
CALL
State Street SPDR S&P Kensho Final Frontiers ETF
ROKT
$210M
$617K ﹤0.01%
+6,200
New +$624K
UHAL icon
8738
PUT
U-Haul Holding Co
UHAL
$14.1B
$616K ﹤0.01%
+12,900
New +$661K
SEPM
8739
FT Vest U.S. Equity Max Buffer ETF - September
SEPM
$30.7M
$616K ﹤0.01%
+19,468
New +$620K
URBN icon
8740
Urban Outfitters
URBN
$6.39B
$615K ﹤0.01%
9,704
-329,847
-97% -$22.6M
FOLD
8741
CALL
DELISTED
Amicus Therapeutics
FOLD
$615K ﹤0.01%
42,500
+21,900
+106% +$314K
SCHA icon
8742
CALL
Schwab U.S Small- Cap ETF
SCHA
$23.3B
$614K ﹤0.01%
21,100
-1,800
-8% -$54K
BLOX
8743
Nicholas Crypto Income ETF
BLOX
$277M
$614K ﹤0.01%
47,380
+25,185
+113% +$410K
SGI
8744
PUT
Somnigroup International
SGI
$13.4B
$614K ﹤0.01%
8,300
-15,200
-65% -$1.32M
ASTH icon
8745
Astrana Health
ASTH
$1.94B
$613K ﹤0.01%
25,019
-6,485
-21% -$154K
EBS icon
8746
CALL
Emergent Biosolutions
EBS
$239M
$613K ﹤0.01%
73,900
-20,000
-21% -$207K
KWY
8747
Kingsway Corp
KWY
$280M
$613K ﹤0.01%
58,806
-6,092
-9% -$73.8K
AIVL icon
8748
CALL
WisdomTree US AI Enhanced Value Fund
AIVL
$432M
$613K ﹤0.01%
+5,300
New +$632K
EJUL icon
8749
Innovator Emerging Markets Power Buffer ETF July
EJUL
$192M
$613K ﹤0.01%
+20,501
New +$618K
PSTL
8750
CALL
Postal Realty Trust
PSTL
$686M
$612K ﹤0.01%
33,000
-35,200
-52% -$653K
348 349
350
351 352

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Ken Griffin's Q1 2026 Portfolio in Review

As of Q1 2026, Ken Griffin held 14,860 positions worth $618B, down 7.1% from $666B the previous quarter. Its ten largest holdings account for 22% of the portfolio.

Ken Griffin withdrew a net $19.5B in Q1 2026, closing 2,003 positions and reducing 5,286 holdings. Its most notable exit was CyberArk, an estimated $305M position sold in full.

By sector, the portfolio is most concentrated in Technology at 4.5% of assets, down from 4.9% a quarter earlier, followed by Healthcare and Financials.

Against the trend, Ken Griffin opened a new position in iShares 7-10 Year Treasury Bond ETF worth $327M.

  • Ken Griffin's largest Q1 2026 buy was iShares 7-10 Year Treasury Bond ETF: 3,431,225 shares worth $327M.
  • Ken Griffin added most to iShares Core S&P 500 ETF in Q1 2026, an estimated $2.72B increase.
  • Ken Griffin's biggest Q1 2026 reduction was Amazon, cutting an estimated $1.33B.
  • Ken Griffin fully exited CyberArk in Q1 2026, selling an estimated $305M.
  • Ken Griffin's ten largest holdings make up 22% of its $618B portfolio in Q1 2026.
  • Ken Griffin opened 2,347 new positions and closed 2,003 in Q1 2026.
  • Ken Griffin's portfolio value fell 7.1% quarter-over-quarter to $618B.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.